OpenTechnical

OT-2026-000047073

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000047073) never changes.

Identity and time

Publication numberOT-2026-000047073 · never reused
Internal UUID01a0ae7e-d0f8-78d1-9341-4d171009417c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047073
StatusPUBLIC

Content hashes

Canonical text09c7d3bab04927c7c8f78fa1fdf266992af9a74b897d651792952e64fbe4ff7e
Markdownf4fee35b516398cfa7acd9241aa3435df3d0e4535dafe2d5cc0492b0e6d40dea
PDF
Publication page72cf3dba7186bc3d0f3ec6b94e404d0fa98a668db0eba917eb7d4e565129e757
Manifest855d5a8af7ffdb9c5c1c7353ce6257ffd90d159ad7a17da27a26c6df1083ffbb

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturerdjo84xGLigM4CjD/ygk7l2RP8Nm6Vi0YPwaed3gcByip849/5JseTjOPXe/CcRwHu72t1Qt9yJrW4zpAzhwDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:22.855710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047073
observed 72cf3dba7186bc3d0f3ec6b94e404d0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:22.832226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047073/manifest.json
observed 855d5a8af7ffdb9c5c1c7353ce6257ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:22.810395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047073/publication.md
observed f4fee35b516398cfa7acd9241aa3435d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:22.787001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047073/publication.txt
observed 09c7d3bab04927c7c8f78fa1fdf26699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:50.992570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047073
observed 72cf3dba7186bc3d0f3ec6b94e404d0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:50.972848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047073/manifest.json
observed 855d5a8af7ffdb9c5c1c7353ce6257ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:50.951020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047073/publication.md
observed f4fee35b516398cfa7acd9241aa3435d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:50.930269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047073/publication.txt
observed 09c7d3bab04927c7c8f78fa1fdf26699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.